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Finding the Fourth Proportional to 110,646, 152,691.48 and 60,345.36

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Solution

The fourth proportional to 110,646, 152,691.48 and 60,345.36 is: 83,276.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,646 : 152,691.48 = 60,345.36 : x
  2. Step 2: Convert to fraction form
    110,646/152,691.48 = 60,345.36/x
  3. Step 3: Cross multiply
    110,646x = 152,691.48 × 60,345.36
  4. Step 4: Simplify right side
    110,646x = 9,214,222,329.53
  5. Step 5: Solve for x
    x = 9,214,222,329.53/110,646
  6. Step 6: Final answer
    x = 83,276.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.